| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [subord] [pers pn] must have been a | 8 |
|
| 2 | [subord] [pers pn] must have been a | 8 |
|
| 3 | [subord] [pers pn] must have been a | 8 |
|
| 4 | [subord] it must have been a | 6 |
|
